CN113063587A - Agricultural self-propelled mechanical gearbox test bench - Google Patents
Agricultural self-propelled mechanical gearbox test bench Download PDFInfo
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- CN113063587A CN113063587A CN202110299023.7A CN202110299023A CN113063587A CN 113063587 A CN113063587 A CN 113063587A CN 202110299023 A CN202110299023 A CN 202110299023A CN 113063587 A CN113063587 A CN 113063587A
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- gearbox
- magnetic powder
- powder brake
- test bench
- nut mechanism
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
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- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses an agricultural self-propelled mechanical gearbox test bed, which comprises the following processes: an agricultural self-propelled mechanical gearbox test bench is designed, an engine is fixed on a test bench frame, and the gearbox test bench floats with a magnetic powder brake. The X, Y, Z-direction movement of the gearbox experiment table assembly and the X, Y, Z-direction adjustment of the magnetic powder brake experiment table assembly are matched through a transmission device, and then the quick replacement and clamping of the gearbox are achieved. The transmission device of the gearbox experiment table assembly comprises a gear rack mechanism for realizing X-direction movement of a gearbox, a lead screw and nut mechanism for realizing Y-direction movement of the gearbox and a lead screw and nut mechanism for realizing Z-direction movement of the gearbox; the transmission device of the magnetic powder brake experiment table assembly comprises a ball screw mechanism, a screw nut mechanism, a magnetic powder brake, a screw rod brake, a transmission case and a transmission case, wherein the ball screw mechanism is used for realizing the X-direction movement of the magnetic powder brake, the screw nut mechanism is used for realizing the Y-direction movement of the magnetic powder brake and the Z-direction movement of the magnetic powder brake of the screw nut mechanism, the structure principle and the operation are simple, the transmission case is convenient to replace.
Description
Technical Field
The invention relates to the field of gearbox tests, in particular to a test bed for quickly clamping gearboxes of different models, and specifically relates to an agricultural self-propelled mechanical gearbox test bed.
Background
The agricultural machinery gearbox is a key part of large-scale agricultural machinery equipment. As an important assembly, the performance test of the gearbox has great significance in automobile research and development and upgrading.
As a type of equipment for carrying out comprehensive test on the gearbox, the gearbox test bed can simulate the researched test bed through tests, can better know the performance and the defects of the gearbox, carries out reasonable improvement on the structural design of the gearbox, and can carry out preliminary debugging on the performance of the gearbox in a laboratory.
At present, in the design of gearbox test bench, adopt the rigidity test bench mostly, to the mode that adopts a case one mostly of assembling of each part, in case the gearbox size changes, can make the regulation troublesome. Therefore, a gearbox test bed matched with the working condition of the gearbox needs to be designed to test and analyze the torque of the gearbox, and the test bed can realize quick clamping of gearboxes of different types, so that research, development and debugging of large-scale agricultural self-propelled mechanical gearboxes are realized.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the agricultural self-propelled mechanical gearbox test bed, which enables the test bed to flexibly adjust the movement within a certain range, is suitable for agricultural mechanical gearboxes of different models to finish quick clamping on one test bed, realizes multiple purposes and improves the use value of the whole test bed.
The design method of the application comprises the following processes: an agricultural self-propelled mechanical gearbox test bench is designed, an engine is fixed on a test bench frame, and the gearbox test bench floats with a magnetic powder brake. The gearbox is quickly replaced and clamped through X, Y, Z-direction movement of the gearbox experiment table assembly and X, Y, Z-direction adjustment and matching of the magnetic powder brake experiment table assembly.
A transmission device of a gearbox experiment table assembly comprises a gear rack mechanism for realizing X-direction movement of a gearbox, a lead screw nut mechanism for realizing Y-direction movement of the gearbox and a lead screw nut mechanism for realizing Z-direction movement of the gearbox.
The utility model provides a transmission of magnetic powder brake experiment table assembly, includes that ball screw mechanism realizes the removal of magnetic powder brake X direction, screw nut mechanism realizes the removal of magnetic powder brake Y direction and the removal of screw nut mechanism magnetic powder brake Z direction.
In order to achieve the purpose, the invention provides the following technical scheme: an agricultural self-propelled machine gearbox test stand, comprising: the device comprises a test bench, a source power diesel engine, a rotating speed sensor, a guide rail, a gearbox test bench assembly, a magnetic powder brake test bench assembly, a transmission device, a motor and the like.
Further, the test bench comprises a main bottom plate, a boss and a guide rail part, wherein the boss at the left end of the main bottom plate of the bench is used for fixing an engine and installing a rotating speed sensor; the middle and the right end are provided with guide rails to realize the Y-direction movement of the variable box experiment table assembly and the magnetic powder brake assembly.
Further, the rotating speed sensor is respectively connected with an input shaft and an output shaft of the testing gearbox.
Further, the guide rails are divided into a transmission case X, Y direction guide rail and a magnetic powder brake X, Y direction guide rail; wherein X direction guide rail is connected with gearbox laboratory bench and magnetic powder brake laboratory bench respectively, and Y direction guide rail all is connected with test bench total bottom plate.
Furthermore, the power selection in the transmission device selects a cycloidal pin gear speed reducer to drive a gear rack mechanism to transmit by adopting manual adjustment according to the output torque required by the movement of the gearbox in the X direction; the mechanisms in the other transmission devices are driven by motors.
Furthermore, the normal work of the screw and nut mechanism is realized by driving the chain wheel and the chain to drive through the motor in the Z direction of the transmission device, and then the up-and-down adjustment of the gearbox and the magnetic powder brake is realized respectively.
The invention has the following advantages: utilize the engine end fixed, gearbox laboratory bench assembly and magnetic powder brake laboratory bench assembly principle of floating, through drive gear rack mechanism, lead screw nut mechanism and screw nut mechanism realize the removal and the regulation of gearbox laboratory bench assembly and magnetic powder brake assembly, and then realize quick replacement gearbox and more conveniently research and development and test, principle and easy operation have improved the use value of gearbox laboratory bench.
Drawings
Fig. 1 shows a schematic diagram of the overall structure provided by the embodiment of the present invention.
Fig. 2 shows a partial schematic diagram provided by an embodiment of the present invention.
In the drawings: 1. a test bed; 101. a main floor; 102. a boss A, 2. an engine assembly; 3. a boss B; 4. a rotation speed sensor a 1; 5. a gearbox laboratory bench assembly; 501. a gearbox; 6. a boss C; 7. a rotation speed sensor a 2; 8. a magnetic powder brake experiment table assembly; 801. a magnetic powder brake; 802. a slider; x-direction guide rails 803; 804. a ball screw mechanism; 805. a motor A; 806. a base plate A; 807. a base plate B; 808. a motor B; 809. a driving screw and nut mechanism; 810. a chain; 811. Y-direction guide rails; 812. a driven screw nut mechanism; 813. a sprocket; 814. a base plate C.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1, the embodiment discloses an agricultural self-propelled mechanical gearbox test bed, which comprises a test bed frame (1), an engine assembly (2), a boss a (3), a rotation speed sensor a1 (4), a gearbox (501), a gearbox test bed assembly (5) and a boss B (6); a rotation speed sensor a2 (7); a magnetic particle brake (801); magnetic powder brake experiment table assembly (8).
A boss (102) at the left end of a general bottom plate (101) of the test bench (1) is used for fixing an engine assembly (2), a mounting boss (3) and a rotating speed sensor A1 (4); the middle and the right end are provided with guide rails to realize the movement of the variable box experiment table assembly (5) and the magnetic powder brake experiment table (8) along the Y direction. The rotating speed sensor (A) is connected with an input shaft and an output shaft of the testing gearbox (501). The guide rail is divided into a transmission case X, Y direction guide rail and a magnetic powder brake (8) X, Y direction guide rail; wherein X direction guide rail is connected with gearbox laboratory bench and magnetic powder brake laboratory bench respectively, and Y direction guide rail all is connected with test bench total bottom plate (101). The power selection in the transmission device selects a cycloidal pin gear speed reducer to drive a gear rack mechanism to transmit by adopting manual adjustment according to the output torque required by the movement of the gearbox in the X direction; the mechanisms in the other transmission devices are driven by motors (804, 808 and the like). The transmission device drives a chain wheel (813) and a chain (810) to transmit in the Z direction through a motor to realize normal work of screw and nut mechanisms (809, 812 and the like), and further realizes up-and-down adjustment of a gearbox (501) and a magnetic powder brake (801) respectively.
The use process of the agricultural self-propelled mechanical gearbox test bed comprises the following steps: an engine assembly (2) is fixed on a test bench (1), and a gearbox test bench assembly (5) and a magnetic powder brake test bench assembly (8) float. The gearbox is quickly replaced and clamped by adjusting the X, Y, Z-direction movement of the gearbox experiment table assembly (5) and the X, Y, Z-direction adjustment of the magnetic powder brake experiment table assembly (8) through a transmission device. The transmission device of the gearbox experiment table assembly (5) comprises a gear rack mechanism for realizing X-direction movement of the gearbox (501), a lead screw and nut mechanism for realizing Y-direction movement of the gearbox (501) and a lead screw and nut mechanism for realizing Z-direction movement of the gearbox (501); the transmission device of the magnetic powder brake experiment table assembly (8) comprises a ball screw mechanism (804) for moving the magnetic powder brake (801) in the X direction, a screw and nut mechanism for moving the magnetic powder brake (501) in the Y direction, and screw and nut mechanisms (809, 813 and the like) for moving the magnetic powder brake (801) in the Z direction.
The method has the advantages that the principle and the operation are simple, the magnetic powder brake experiment table can be freely adjusted when the gearbox experiment table is adjusted, the positioning and the clamping are realized, the flexible adjustment is achieved, the convenience of gearbox test and research is provided, and the use value of the mechanical gearbox experiment table is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, it should be understood that any modifications, equivalents and improvements made within the spirit and principle of the present invention are included in the scope of the present invention.
Claims (4)
1. The utility model provides an agricultural self-propelled mechanical gearbox test bench which characterized in that: the device comprises a test bench, an engine, a rotating speed sensor, a guide rail, a gearbox test bench assembly, a magnetic powder brake test bench assembly, a transmission device, a motor and the like; let the engine fixed on the test bench, the gearbox laboratory bench floats with magnetic powder brake, and the removal of X, Y, Z direction through the gearbox laboratory bench assembly cooperates with the regulation of X, Y, Z direction of magnetic powder brake laboratory bench assembly and realizes quick replacement, dress card gearbox.
2. The agricultural self-propelled machine gearbox test stand of claim 1, characterized in that: a transmission device of a gearbox experiment table assembly comprises a gear rack mechanism for realizing X-direction movement of a gearbox, a lead screw nut mechanism for realizing Y-direction movement of the gearbox and a lead screw nut mechanism for realizing Z-direction movement of the gearbox.
3. The agricultural self-propelled machine gearbox test stand of claim 1, characterized in that: the utility model provides a transmission of magnetic powder brake experiment table assembly, includes that ball screw mechanism realizes the removal of magnetic powder brake X direction, screw nut mechanism realizes the removal of magnetic powder brake Y direction and the removal of screw nut mechanism magnetic powder brake Z direction.
4. The agricultural self-propelled machine gearbox test bed of claim 1, wherein the transmission device drives the chain wheel and the chain wheel to drive in the Z direction through the motor to realize the normal operation of the screw-nut mechanism, and further realize the up-and-down adjustment of the gearbox and the magnetic powder brake respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110299023.7A CN113063587A (en) | 2021-03-20 | 2021-03-20 | Agricultural self-propelled mechanical gearbox test bench |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110299023.7A CN113063587A (en) | 2021-03-20 | 2021-03-20 | Agricultural self-propelled mechanical gearbox test bench |
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| Publication Number | Publication Date |
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| CN113063587A true CN113063587A (en) | 2021-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110299023.7A Pending CN113063587A (en) | 2021-03-20 | 2021-03-20 | Agricultural self-propelled mechanical gearbox test bench |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114112386A (en) * | 2021-11-29 | 2022-03-01 | 济南恒瑞金试验机有限公司 | Test bed and test method for differential assembly of steering drive axle gearbox |
| CN114607766A (en) * | 2022-05-12 | 2022-06-10 | 成都工业学院 | Apparatus for determining failure of automatic transmission |
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| CN2553359Y (en) * | 2002-06-10 | 2003-05-28 | 广州英邦名车电子自动变速箱有限公司 | Automatic speed changing box dynamic analog detector |
| CN201716177U (en) * | 2010-06-23 | 2011-01-19 | 常州精瑞自动化装备技术有限公司 | Three-degree-of-freedom automatic transmission test stand |
| CN202770628U (en) * | 2012-09-11 | 2013-03-06 | 青岛宏胜汽车检测设备有限公司 | Automobile automatic gearbox testing stand |
| CN205175685U (en) * | 2015-11-11 | 2016-04-20 | 山东科技大学 | Magnetic current becomes transmission test bench |
| CN207396041U (en) * | 2017-08-22 | 2018-05-22 | 宁夏大学 | A kind of automatic transmission test bench |
| CN210603900U (en) * | 2019-11-19 | 2020-05-22 | 灵思泰恪(上海)科技有限公司 | Gearbox test bench |
| CN111238809A (en) * | 2020-03-13 | 2020-06-05 | 无锡市大金谊科技有限公司 | Multifunctional gearbox testing device |
-
2021
- 2021-03-20 CN CN202110299023.7A patent/CN113063587A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2553359Y (en) * | 2002-06-10 | 2003-05-28 | 广州英邦名车电子自动变速箱有限公司 | Automatic speed changing box dynamic analog detector |
| CN201716177U (en) * | 2010-06-23 | 2011-01-19 | 常州精瑞自动化装备技术有限公司 | Three-degree-of-freedom automatic transmission test stand |
| CN202770628U (en) * | 2012-09-11 | 2013-03-06 | 青岛宏胜汽车检测设备有限公司 | Automobile automatic gearbox testing stand |
| CN205175685U (en) * | 2015-11-11 | 2016-04-20 | 山东科技大学 | Magnetic current becomes transmission test bench |
| CN207396041U (en) * | 2017-08-22 | 2018-05-22 | 宁夏大学 | A kind of automatic transmission test bench |
| CN210603900U (en) * | 2019-11-19 | 2020-05-22 | 灵思泰恪(上海)科技有限公司 | Gearbox test bench |
| CN111238809A (en) * | 2020-03-13 | 2020-06-05 | 无锡市大金谊科技有限公司 | Multifunctional gearbox testing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114112386A (en) * | 2021-11-29 | 2022-03-01 | 济南恒瑞金试验机有限公司 | Test bed and test method for differential assembly of steering drive axle gearbox |
| CN114607766A (en) * | 2022-05-12 | 2022-06-10 | 成都工业学院 | Apparatus for determining failure of automatic transmission |
| CN114607766B (en) * | 2022-05-12 | 2022-07-12 | 成都工业学院 | Apparatus for determining failure of automatic transmission |
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Application publication date: 20210702 |